208809512494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{120143563}}^1$

素因数の和:120143655

約数の個数: 16

約数和(自身を含む): 346013464320

約数和(自身を除く): 137203951826

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 120143563, 240287126, 1321579193, 2643158386, 9491341477, 18982682954, 104404756247, 208809512494]

約数ペア:

[(1, 208809512494), (2, 104404756247), (11, 18982682954), (22, 9491341477), (79, 2643158386), (158, 1321579193), (869, 240287126), (1738, 120143563)]